kerry. >> today the american bar association's annual national security conference examines threats including cybersecurity and international organized crime. live coverage at 8:30 a.m. eastern on our companion network c-span3. >> the kind of rain have brought the crops purity. they're beginning to bend as a sign of ripeness. it crushes the hits between his hands until the grains are separated. >> agriculture was in some ways a bargain. we begin by domesticating week and that's what we always talk about it but the fact is that we domesticated it in some ways and we give up the freedom to wander and hunt and gather as we done for 50,000 years. that may be better or worse than agriculture in some ways and we can argue that as a value judgment. the fact is evolution made us to be that way. we surrendered the conditions that we evolved under. >> people to argue a lot about agriculture happened. the classic story is that we ran out of steam essentially and became overpopulated, there were too many people. one day one guy woke up and said i think i'll and then agriculture. that's not the